February 14 1876 – Alexander Graham Bell and Elisha Gray Apply for Patents on the Telephone

February 14 1876 – Alexander Graham Bell and Elisha Gray Apply for Patents on the Telephone3.3 (66.67%) 3 votes More than three decades after the idea of a telephone was first considered by Innocenzo Manzetti, two Americans rushed to the United States Patent and Trademark Office (USPTO) on February 14, 1876 to claim credit for the world-changing invention. Though others would lay claim to creating devices capable of transmitting the human voice in the years before, the competition between Alexander Graham Bell and Elisha Gray would come to define the 20-year battle to secure control of the technology. Throughout the first half of the 19th century, the electrical telegraph rapidly […]

February 15 1946 – ENIAC is Dedicated at the University of Pennsylvania

February 15 1946 – ENIAC is Dedicated at the University of PennsylvaniaRate this post The Electronic Numerical Integrator and Computer (ENIAC), the world’s first fully electronic automatic “computing machine,” became public knowledge at a large public ceremony at the University of Pennsylvania on February 15, 1946. Weighing in at more than 27 tons and taking up 1,800 square feet, the “Giant Brain” represented a quantum leap in technology — more than 1,000 times more powerful than its predecessors — and heralded the coming of an age driven by computers seen throughout the world today. Though a dazzling sight to reporters on the scene in Philadelphia that day, the origins of […]

February 18 1930 – Clyde Tombaugh Discovers Pluto

February 18 1930 – Clyde Tombaugh Discovers PlutoRate this post Looking over some photographic plates from the month before as part of his research into asteroids, astronomer Clyde Tombaugh noticed a peculiar object on February 18, 1930: the dwarf planet known today as Pluto. Part of a larger cloud of debris called the Kuiper belt, the small orb 4.6 billion miles from the sun has become a controversial figure in the scientific community. Tombaugh came to the Lowell Observatory in Flagstaff, Arizona after demonstrating an expertise in the construction of telescopes, often building his own while passing time on the family farm in central Kansas. After gaining a position as […]

February 20 1986 – The Soviet Union launches the Mir space station

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February 20 1986 – The Soviet Union launches the Mir space stationRate this post On February 20, 1986, the erstwhile Soviet Republic launched the base module of the modular space station, Mir. Later, over the next ten years, additional modules were sent to be integrated with this core, using a number of space vehicles. The space station operated for almost 15 years between 1986 and 2001, in low earth orbit. Mir was the largest artificial satellite of the earth till it was deorbited and the position was taken over by the International Space Station(ISS). It was a comprehensive space laboratory so long as it was in orbit. Mir’s launch was […]

February 22, 1997 – Birth of Dolly the sheep announced

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February 22, 1997 – Birth of Dolly the sheep announcedRate this post On February 22, 1997, scientists in Scotland announced the birth of Dolly the sheep, the world’s first successfully cloned mammal. Dolly was actually born on July 5, 1996, but her birth was revealed in February 1997 and raised controversy. However, its supporters heralded Dolly’s birth as one of the most significant scientific breakthroughs. Dolly was created at the Roslin Institute in Edinburgh from an adult cell and was named after singer and actress Dolly Parton. Dolly, who was mated to another sheep David, gave birth to four lambs. By January 2002, Dolly began to have complication such as […]

February 23 1954 – Dr. Jonas Salk’s polio vaccine is administered for the first time

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February 23 1954 – Dr. Jonas Salk’s polio vaccine is administered for the first timeRate this post On February 23, 1954, Dr. Jonas Salk’s polio vaccine was administered to the children from the Arsenal Elementary School in Pittsburgh, USA, kicking off a trial run of mass inoculations across the nation. By March that year newspapers reported the first major success in polio vaccination reported in history. For many centuries Poliomyelitis or Polio had plagued mankind. Records of the disease exist from as far back as 1400 BC. It is a viral infection that affects the central nervous system, nerves, spine leaving the patient’s muscles weak and causing paralysis or even […]